Home / 83,109,180.61-114,690,693.93-45,432,508.29

Finding the Fourth Proportional to 83,109,180.61, 114,690,693.93 and 45,432,508.29

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Solution

The fourth proportional to 83,109,180.61, 114,690,693.93 and 45,432,508.29 is: 62,696,874.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,109,180.61 : 114,690,693.93 = 45,432,508.29 : x
  2. Step 2: Convert to fraction form
    83,109,180.61/114,690,693.93 = 45,432,508.29/x
  3. Step 3: Cross multiply
    83,109,180.61x = 114,690,693.93 × 45,432,508.29
  4. Step 4: Simplify right side
    83,109,180.61x = 5,210,685,902,760,578
  5. Step 5: Solve for x
    x = 5,210,685,902,760,578/83,109,180.61
  6. Step 6: Final answer
    x = 62,696,874.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.